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<?php $arr = array(1,2); $scalar = 'scalar'; $arr = (array) $arr; $scalar = (array) $scalar; var_dump ($arr); var_dump ($scalar);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(2) { [0]=> int(1) [1]=> int(2) } array(1) { [0]=> string(6) "scalar" }